A locking device which is serrated on the inside and outside diameters. It may have outer serrations omitted on one or two sides for close edge installation. The inner serrations engage the mating serrations of bolts, inserts, nuts, studs or similar items to be locked in place. The outer serrations broach their way into parent material when driven or pressed into place.
NSN 5985-01-227-3117
NSN 6645-01-556-0788
NSN 5855-00-427-7848
NSN 7035-01-330-3768
NSN 5965-00-931-8446
NSN 6240-00-105-6341
NSN 5965-00-554-4138
NSN 5910-01-263-7798
NSN 6645-01-626-3651
NSN 5935-00-369-1092
NSN 5990-01-581-5103
NSN 4140-01-462-5901